Grad Rovinj (Rovinj)
September
Weather in Grad Rovinj for September 2026
Your guide to Grad Rovinj weather in September - trends and predictions
In general, the average temperature in Grad Rovinj at the beginning of September is 26 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 21.6 °C by the end of September.
Grad Rovinj in September brings notable rainfall, with an average of 19 rainy days and a total precipitation of 110.3 mm.
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Temperatures
Rain 🌧️
More
11
Dry days
19
Rainy days
0
Snow days
23°/18°
Temperatures
16 km/h
Avg max wind
68 %
Avg humidity
Grad Rovinj Weather September
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Temperatures trend during September in Grad Rovinj
See the weather trend as well as the moving average line
September weather in Grad Rovinj day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Sunny | 26° /20° | 0.3 mm | 6 | |
| 2 Sept. | Sunny | 26° /20° | 3 mm | 6 | |
| 3 Sept. |  Patchy rain possible | 26° /20° | 1 mm | 6 | |
| 4 Sept. | Sunny | 26° /20° | 0 mm | 7 | |
| 5 Sept. | Sunny | 27° /19° | 3.1 mm | 7 | |
| 6 Sept. | Sunny | 25° /19° | 2.4 mm | 6 | |
| 7 Sept. | Sunny | 26° /19° | 0 mm | 6 | |
| 8 Sept. | Sunny | 26° /19° | 3 mm | 6 | |
| 9 Sept. | Sunny | 25° /19° | 8.4 mm | 6 | |
| 10 Sept. | Sunny | 24° /18° | 23.1 mm | 6 | |
| 11 Sept. | Sunny | 25° /19° | 3.5 mm | 6 | |
| 12 Sept. |  Overcast | 24° /19° | 13.6 mm | 5 | |
| 13 Sept. |  Partly cloudy | 22° /17° | 0.8 mm | 6 | |
| 14 Sept. | Partly cloudy | 22° /16° | 3.8 mm | 5 | |
| 15 Sept. | Partly cloudy | 22° /17° | 0 mm | 5 | |
| 16 Sept. | Partly cloudy | 23° /17° | 5.3 mm | 5 | |
| 17 Sept. | Partly cloudy | 22° /16° | 0.2 mm | 5 | |
| 18 Sept. | Partly cloudy | 23° /17° | 0 mm | 6 | |
| 19 Sept. | Patchy rain possible | 24° /19° | 1.8 mm | 6 | |
| 20 Sept. | Partly cloudy | 24° /18° | 0.3 mm | 6 | |
| 21 Sept. | Sunny | 24° /18° | 1.2 mm | 6 | |
| 22 Sept. |  Moderate or heavy rain shower | 23° /17° | 7.6 mm | 6 | |
| 23 Sept. | Patchy rain possible | 22° /17° | 6 mm | 5 | |
| 24 Sept. |  Patchy light rain with thunder | 21° /17° | 11 mm | 5 | |
| 25 Sept. | Sunny | 21° /16° | 3.6 mm | 5 | |
| 26 Sept. | Sunny | 23° /16° | 0.7 mm | 6 | |
| 27 Sept. | Sunny | 23° /17° | 2.3 mm | 6 | |
| 28 Sept. | Patchy rain possible | 22° /15° | 3.7 mm | 6 | |
| 29 Sept. | Patchy rain possible | 21° /14° | 0.4 mm | 4 | |
| 30 Sept. | Partly cloudy | 20° /14° | 0.1 mm | 5 | |
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Important Notice
Our weather forecast for Grad Rovinj in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Grad Rovinj forecast closer to your planned date for the most up-to-date weather information.
Change Month
Grad Rovinj weather in September vs August vs October
Compare September weather in Grad Rovinj with the previous and following months. See how temperature, rainfall, wind, and other conditions change throughout the year to help you plan your visit.
| August | September | October | |
|---|---|---|---|
| Weather | Sunny | Patchy rain possible | Patchy rain possible |
| Temperatures | 27°/21° | 23°/18° | 19°/15° |
| Rainfall | 129 mm | 110 mm | 139 mm |
| Wind | 14.5 km/h | 16.4 km/h | 17.5 km/h |
| Humidity | 63% | 68% | 74% |
| Rainy days | 15 days | 19 days | 22 days |
| Dry days | 16 days | 11 days | 9 days |
Planning a trip to Grad Rovinj? Discover the best time to visit
Grad Rovinj in September - FAQ
What are the expected maximum and minimum temperatures in Grad Rovinj during September?
During September, expect a variety of temperatures with highs around 23° and lows near 18°, suitable for diverse activities and preferences.
How much rainfall should be expected in Grad Rovinj during September?
Significant rainfall exceeding 110.3 mm is expected in Grad Rovinj during September, occurring over more than 19 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Grad Rovinj during September?
The average wind speed in Grad Rovinj during September is 16 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Grad Rovinj in September?
As you prepare for your trip to Grad Rovinj in September, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Grad Rovinj, during September, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Layered Clothing: Light sweaters, long-sleeve shirts, light jackets, and comfortable trousers
- Rain Gear: Lightweight, waterproof clothing
- Footwear
- Waterproof Shoes
- Accessories
- Sunglasses: For sun protection
- Sun Hats: Wide-brimmed hats for sun protection in warm weather
- Umbrellas/Raincoats: For rainy days
September rainfall patterns in Grad Rovinj
Explore the daily rainfall trends and prepare for Grad Rovinjs September weather 💧
Typically, Grad Rovinj has 19 rainy days in September with a total of 110.3 mm of rainfall.
UV exposure in Grad Rovinj during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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